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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 42; RUN: opt -p loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S %s | FileCheck %s3 4target datalayout = "p:16:16"5 6define void @pr77468(ptr noalias %src, ptr noalias %dst, i1 %x) {7; CHECK-LABEL: define void @pr77468(8; CHECK-SAME: ptr noalias [[SRC:%.*]], ptr noalias [[DST:%.*]], i1 [[X:%.*]]) {9; CHECK-NEXT: entry:10; CHECK-NEXT: br label [[VECTOR_PH:%.*]]11; CHECK: vector.ph:12; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i1> poison, i1 [[X]], i64 013; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i1> [[BROADCAST_SPLATINSERT]], <4 x i1> poison, <4 x i32> zeroinitializer14; CHECK-NEXT: [[TMP3:%.*]] = zext <4 x i1> [[BROADCAST_SPLAT]] to <4 x i16>15; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]16; CHECK: vector.body:17; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]18; CHECK-NEXT: [[OFFSET_IDX:%.*]] = trunc i32 [[INDEX]] to i1619; CHECK-NEXT: [[TMP1:%.*]] = getelementptr i32, ptr [[SRC]], i16 [[OFFSET_IDX]]20; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP1]], align 121; CHECK-NEXT: [[TMP4:%.*]] = trunc <4 x i32> [[WIDE_LOAD]] to <4 x i16>22; CHECK-NEXT: [[TMP5:%.*]] = and <4 x i16> [[TMP3]], [[TMP4]]23; CHECK-NEXT: [[TMP6:%.*]] = getelementptr i16, ptr [[DST]], i16 [[OFFSET_IDX]]24; CHECK-NEXT: store <4 x i16> [[TMP5]], ptr [[TMP6]], align 225; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 426; CHECK-NEXT: [[TMP8:%.*]] = icmp eq i32 [[INDEX_NEXT]], 10027; CHECK-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]28; CHECK: middle.block:29; CHECK-NEXT: br label [[LOOP:%.*]]30; CHECK: exit:31; CHECK-NEXT: ret void32;33entry:34 br label %loop35 36loop:37 %iv = phi i16 [ 0, %entry ], [ %iv.next, %loop ]38 %gep.src = getelementptr i32, ptr %src, i16 %iv39 %l = load i32, ptr %gep.src, align 140 %x.ext = zext i1 %x to i3241 %and = and i32 %x.ext, %l42 %gep.dst = getelementptr i16, ptr %dst, i16 %iv43 %t = trunc i32 %and to i1644 store i16 %t, ptr %gep.dst45 %iv.next = add i16 %iv , 146 %exitcond.not = icmp eq i16 %iv.next, 10047 br i1 %exitcond.not, label %exit, label %loop48 49exit:50 ret void51}52;.53; CHECK: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]}54; CHECK: [[META1]] = !{!"llvm.loop.isvectorized", i32 1}55; CHECK: [[META2]] = !{!"llvm.loop.unroll.runtime.disable"}56;.57